Submission #314076

#	Time	Username	Problem	Language	Result	Execution time	Memory
314076		asifthegreat	Arranging Shoes (IOI19_shoes)	C++14	Compilation error	0 ms	0 KiB

shoes

#include <bits/stdc++.h>
#include "shoes.h"
#define int long long
using namespace std;


long long count_swaps(std::vector<int> s) {
	int n = s.size();
	if(n == 2){
		if(s[0] < s[1])return 0;
		return 1;
	}else{
		int k = n/2 -1 ;
		long long ans = k*(k+1)/2;
		return ans;
	}
}

Compilation message (stderr)

/tmp/ccHCMjlA.o: In function `main':
grader.cpp:(.text.startup+0x26a): undefined reference to `count_swaps(std::vector<int, std::allocator<int> >)'
collect2: error: ld returned 1 exit status